On 25-28^th September 2024, Dr. Dimitrios Giannakoudakis, Postdoctoral researcher of Professor Triantafyllidis’s group participated in the 23^rd Panhellenic Chemistry Conference held in Athens. Dimitrios Giannakoudakis had a poster presentation focusing on the photocatalytic valorization of plastics. The work is entitled “Novel Acidic Porous Titanate (Hydroxy)Oxide Nanoparticles for Additive-Free Photochemical Upcycling of Plastics” focused on the chemical upcycling of plastic via photocatalytic processes, disseminating the PhotoUpPlas project (European Union NextGenerationEU, Implementation Body HFRI, code: 74864).